Monster Tool Company 3/4 4FL SE EXT X/LG BN 1 1/2x6 Carbide End Mill, 63918, Diameter: 3/4, Number of Flutes: 4, End Style: BallNose, Length of Cut: 1-1/2, Overall Length: 6, Shank Diameter: 3/4, Helix: 30-Degree, Right Hand Cut, Material Base: Carbide, Finish / Coating: Uncoated